Table 1.

Factor loadings from exploratory factor analyses

	Mother Interview			Observations
	Factor 1	Factor 2		Factor 1	Factor 2
14 months
Helps	.36	−.02	Concern for victim	.75	−.05
Approaches	.91	.03	Helps victim	.29	.19
Comforts	.88	.00	Proximity to victim	.45	−.11
Hits	.02	.76	Hypothesis testing	.74	−.12
Runs	−.01	.33	Anger	.01	.72
Laughs	.00	.53	Hits offending object	.20	.36
			Hostility	−.24	.97
20 months
Helps	.13	−.02	Concern for victim	.74	.04
Approaches	.93	−.04	Helps victim	.42	.13
Comforts	.86	−.02	Proximity to victim	.68	−.09
Hits	−.10	.81	Hypothesis testing	.80	−.14
Runs	.05	.18	Anger	−.08	1.30
Laughs	.17	.43	Hits offending object	.29	.36
			Hostility	−.10	.44
24 months
Helps	.31	.05	Concern for victim	.70	−.11
Approaches	.75	.03	Helps victim	.42	.22
Comforts	.96	.00	Proximity to victim	.54	.12
Hits	−.20	.51	Hypothesis testing	.76	−.21
Runs	.08	.51	Anger	−.13	1.09
Laughs	.08	.70	Hits offending object	.08	.47
			Hostility	−.06	.59
36 months
Helps	.18	−.08	Concern for victim	.69	.00
Approaches	.79	.04	Helps victim	.58	.08
Comforts	.87	−.01	Proximity to victim	.63	−.09
Hits	.07	.51	Hypothesis testing	.53	−.05
Runs	−.06	.58	Anger	−.10	.89
Laughs	.01	.60	Hits offending object	−.04	.47
			Hostility	.14	.74